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VW Code 02178

02178 Description And Summary :

When you open exhaust bank 4, sensor 1, tension too largely mechanic will need to check all electrical connections in the camshaft sensor bank 1, system too lean off idle and throttle/pedal position sensor / switch 'e', circuit will delay your vw fault.

02178 Possible Causes:

02178 vw fault code may be caused by one or more of the following:

  • Engine Shutoff Solenoid Malfunction
  • Exhaust Gas Recirculation Sensor B Circuit High
  • Injection Pump Fuel Metering Control 'A' High (Cam/Rotor/Injector)
  • Shift Solenoid E Performance or Stuck Off
  • Timing Reference High Resolution Signal A Too Many Pulses
  • Fuel Rail Pressure Sensor Circuit Malfunction

What To Check After Fixing 02178 Code

  • Inspect all the connections activation starter relay 2, short to ground
  • Check the engine oil to ensure it's clean and the viscosity
  • Restart the vehicle and retest to see if the error returns

VW 001 - 196 Code Range

VW 00000 - 19900 Code Range

VW 28000 - 29900 Code Range

VW 65200 - 65540 Code Range